<template>
  <div>
    <div
      :class="className"
      ref="chart"
      :style="{ height: height, width: width }"
    />
  </div>
</template>

<script>
import echarts from "echarts";
require("echarts/theme/macarons"); // echarts theme
import resize from "./mixins/resize";

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: "chart",
    },
    width: {
      type: String,
      default: "100%",
    },
    height: {
      type: String,
      default: "300px",
    },
    chartData: {
      type: Object,
      required: true,
    },
  },
  data() {
    return {
      chart: null,
    };
  },
  mounted() {
    this.chart = echarts.init(this.$refs.chart, "macarons");
  },
  watch: {
    chartData() {
      console.log(this.chartData)
      this.$nextTick(() => {
        this.initChart();
      });
    },
  },
  beforeDestroy() {
    if (!this.chart) {
      return;
    }
    this.chart.dispose();
    this.chart = null;
  },
  methods: {
    initChart() {
      this.chart.setOption({
        tooltip: {
          trigger: "item",
          formatter: "{a} <br/>{b} : {c} ({d}%)",
        },
        legend: {
          left: "center",
          bottom: "10",
          data: this.chartData.setmealNames,
        },
        series: [
          {
            type: "pie",
            roseType: "radius",
            radius: [15, 95],
            center: ["50%", "38%"],
            data: this.chartData.setmealCount,
            animationEasing: "cubicInOut",
            animationDuration: 2600,
          },
        ],
      });
    },
  },
};
</script>
